1.采样(随机的将数据分成30%和70%) esproc A4:A.sort(x)按照x对A进行排序,并取长度的30% A5:差集得到剩下的70% python: import timeimport pandas as pd import datetime import numpy as np import random s = time.time() data = pd.read_csv("C:/Users/Sean/Desktop/esproc_vs_python/EMPLOYEE_nan.txt",sep="\t"...